* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    background: #ffffff;
    color: #1a1a1a;
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark-mode {
    background: #121212;
    color: #e0e0e0;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    border-bottom: 1px solid #e5e5e5;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

body.dark-mode .navbar {
    background: rgba(18, 18, 18, 0.98);
    border-bottom-color: #333;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

body.dark-mode .logo {
    color: #e0e0e0;
}

.logo span {
    color: #1a1a1a;
    transition: color 0.3s ease;
}

body.dark-mode .logo span {
    color: #e0e0e0;
}


.dark-logo {
    display: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 35px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: #1a1a1a;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

body.dark-mode .nav-links a {
    color: #e0e0e0;
}

.nav-links a:hover,
.nav-links a.active {
    color: #1a1a1a;
}

body.dark-mode .nav-links a:hover,
body.dark-mode .nav-links a.active {
    color: #e0e0e0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #1a1a1a;
    transition: width 0.3s ease;
}

body.dark-mode .nav-links a::after {
    background: #e0e0e0;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.dark-mode-toggle {
    background: transparent;
    color: #1a1a1a;
    width: auto;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    border: none;
    padding: 8px;
}

body.dark-mode .dark-mode-toggle {
    color: #e0e0e0;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.bar {
    width: 25px;
    height: 3px;
    background: #1a1a1a;
    margin: 3px 0;
    transition: 0.3s;
}

body.dark-mode .bar {
    background: #e0e0e0;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 8% 60px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    transition: background 0.3s ease;
}

body.dark-mode .hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #121212 100%);
}

.hero-content {
    max-width: 800px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: #f8f9fa;
    color: #1a1a1a;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

body.dark-mode .hero-badge {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #444;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 20px;
    line-height: 1.2;
    transition: color 0.3s ease;
}

body.dark-mode .hero-title {
    color: #e0e0e0;
}

.hero-title .highlight {
    color: #1a1a1a;
    position: relative;
    transition: color 0.3s ease;
}

body.dark-mode .hero-title .highlight {
    color: #e0e0e0;
}

.hero-description {
    font-size: 18px;
    color: #666;
    margin-bottom: 35px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    transition: color 0.3s ease;
}

body.dark-mode .hero-description {
    color: white;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 40px;
}

.btn-primary {
    padding: 14px 35px;
    background: #1a1a1a;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block;
    border: 2px solid #1a1a1a;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(26, 26, 26, 0.3);
}

body.dark-mode .btn-primary {
    background: #e0e0e0;
    color: #121212;
    border-color: #e0e0e0;
}

body.dark-mode .btn-primary:hover {
    box-shadow: 0 10px 25px rgba(224, 224, 224, 0.3);
}

.btn-secondary {
    padding: 14px 35px;
    background: transparent;
    color: #1a1a1a;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block;
    border: 2px solid #1a1a1a;
}

body.dark-mode .btn-secondary {
    color: #e0e0e0;
    border-color: #e0e0e0;
}

.btn-secondary:hover {
    background: #1a1a1a;
    color: white;
    transform: translateY(-2px);
}

body.dark-mode .btn-secondary:hover {
    background: #e0e0e0;
    color: #121212;
}

.social-links {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #e5e5e5;
    border-radius: 50%;
    color: #1a1a1a;
    font-size: 18px;
    transition: all 0.3s ease;
    text-decoration: none;
}

body.dark-mode .social-links a {
    border-color: #444;
    color: #e0e0e0;
}

.social-links a:hover {
    background: #1a1a1a;
    color: white;
    border-color: #1a1a1a;
    transform: translateY(-3px);
}

body.dark-mode .social-links a:hover {
    background: #e0e0e0;
    color: #121212;
    border-color: #e0e0e0;
}

.section {
    padding: 100px 8%;
    background: #ffffff;
    transition: background-color 0.3s ease;
}

body.dark-mode .section {
    background: #121212;
}

.section-alt {
    background: #f8f9fa;
    transition: background-color 0.3s ease;
}

body.dark-mode .section-alt {
    background: #1a1a1a;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 15px;
    text-align: center;
    transition: color 0.3s ease;
}

body.dark-mode .section-title {
    color: #e0e0e0;
}

.section-subtitle {
    font-size: 16px;
    color: #666;
    text-align: center;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    transition: color 0.3s ease;
}

body.dark-mode .section-subtitle {
    color: #a0a0a0;
}

.about-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.about-grid {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 50px;
    margin-top: 40px;
}

.about-left {
    position: relative;
}

.profile-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    border: 2px solid #e5e5e5;
    position: sticky;
    top: 100px;
    transition: all 0.3s ease;
}

body.dark-mode .profile-card {
    background: #1a1a1a;
    border-color: #333;
}

.profile-photo {
    width: 100%;
    height: 350px;
    object-fit: cover;
    object-position: center;
}

.profile-info {
    padding: 25px;
    text-align: center;
}

.profile-info h3 {
    font-size: 22px;
    color: #1a1a1a;
    margin-bottom: 5px;
    font-weight: 700;
    transition: color 0.3s ease;
}

body.dark-mode .profile-info h3 {
    color: #e0e0e0;
}

.profile-title {
    color: #1a1a1a;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

body.dark-mode .profile-title {
    color: #e0e0e0;
}

.profile-contact {
    text-align: left;
}

.contact-line {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 13px;
    color: #555;
    transition: color 0.3s ease;
}

body.dark-mode .contact-line {
    color: white;
}

.contact-line p {
    color: #666;
    font-size: 15px;
    transition: color 0.3s ease;
}

body.dark-mode .contact-line p {
    color: #a0a0a0;
}

.contact-line a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

body.dark-mode .contact-line a {
    color: #ffffff;
}

.contact-item-line a:hover {
    color: #1a1a1a;
}

body.dark-mode .contact-line a:hover {
    color: #e0e0e0;
}

.contact-line i {
    width: 18px;
    color: #1a1a1a;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.dark-mode .contact-line i {
    color: #e0e0e0;
}

.about-right {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.about-description p {
    font-size: 15px;
    color: #444;
    line-height: 1.8;
    text-align: justify;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

body.dark-mode .about-description p {
    color: white;
}

.about-description strong {
    color: #1a1a1a;
    transition: color 0.3s ease;
}

body.dark-mode .about-description strong {
    color: #e0e0e0;
}

.skills-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.skills-box {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 2px solid #e5e5e5;
    transition: all 0.3s ease;
}

body.dark-mode .skills-box {
    background: #1a1a1a;
    border-color: #333;
}

.skills-box h4 {
    font-size: 16px;
    color: #1a1a1a;
    margin-bottom: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s ease;
}

body.dark-mode .skills-box h4 {
    color: white;
}

.skills-box h4 i {
    color: #1a1a1a;
    transition: color 0.3s ease;
}

body.dark-mode .skills-box h4 i {
    color: white;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skills-list span {
    background: #f8f9fa;
    color: #444;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

body.dark-mode .skills-list span {
    background: #2a2a2a;
    color: white;
    border-color: #444;
}

.skills-list span:hover {
    background: #1a1a1a;
    color: white;
    border-color: #1a1a1a;
    transform: translateY(-2px);
}

body.dark-mode .skills-list span:hover {
    background: #e0e0e0;
    color: #121212;
    border-color: #e0e0e0;
}

/* Experience Section - Education Border */
.resume-section.education {
  position: relative;
  margin-left: 30px;
  padding-left: 30px;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 25px;
  transition: all 0.3s ease;
  background: white;
}

body.dark-mode .resume-section.education {
  border-color: #444;
  background: #2a2a2a;
}

.resume-section.education h4 {
  position: relative;
  margin-bottom: 10px;
  color: #1a1a1a;
  transition: color 0.3s ease;
}

body.dark-mode .resume-section.education h4 {
  color: white;
}

.resume-section.education h4::before {
  display: none;
}

.timeline-item::before {
  display: none;
}

.circle {
  display: none;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #ccc;
  transition: background-color 0.3s ease;
}

body.dark-mode .timeline::before {
  background: #444;
}

.timeline-item:first-child::before {
  top: 0;
  transform: translateY(0);
}

.timeline-item:last-child::before {
  bottom: 0;
  transform: translateY(0);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 0;
  width: 12px;
  height: 12px;
  background: #000;
  border-radius: 50%;
  transform: translateY(0);
  transition: background-color 0.3s ease;
}

body.dark-mode .timeline-item::before {
  background: #e0e0e0;
}

.education-timeline {
  position: relative;
  padding-left: 40px;
}

.education-timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #ccc;
  transition: background-color 0.3s ease;
}

body.dark-mode .education-timeline::before {
  background: #444;
}

.timeline-item {
  position: relative;
  padding-bottom: 50px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.circle {
  position: absolute;
  left: 7px;
  top: 0;
  width: 14px;
  height: 14px;
  background-color: #111;
  border-radius: 50%;
  transition: background-color 0.3s ease;
}

body.dark-mode .circle {
  background-color: #e0e0e0;
}

.education-timeline::before {
  top: 7px;
  bottom: 7px;
}

.content {
  padding-left: 30px;
}

.content h4 {
  margin: 0;
  font-weight: 600;
  color: #111;
  transition: color 0.3s ease;
}

body.dark-mode .content h4 {
  color: #e0e0e0;
}

.content p {
  margin: 3px 0;
  color: #555;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

body.dark-mode .content p {
  color: #a0a0a0;
}

.resume-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
}

.resume-section {
    margin-bottom: 35px;
}

.resume-heading {
    font-size: 20px;
    color: #1a1a1a;
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

body.dark-mode .resume-heading {
    color: white;
}

.resume-heading i {
    color: #1a1a1a;
    transition: color 0.3s ease;
}

body.dark-mode .resume-heading i {
    color: white;
}

.resume-item {
    margin-bottom: 25px;
    padding-bottom: 20px;
    transition: border-color 0.3s ease;
}

body.dark-mode .resume-item {
    border-bottom-color: #a6a6a6;
}

.resume-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.resume-item h4 {
    font-size: 17px;
    color: #1a1a1a;
    margin-bottom: 5px;
    font-weight: 700;
    transition: color 0.3s ease;
}

body.dark-mode .resume-item h4 {
    color: #e0e0e0;
}

.company-name {
    color: #1a1a1a;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 3px;
    transition: color 0.3s ease;
}

body.dark-mode .company-name {
    color: white;
}

.date-range {
    color: #999;
    font-size: 13px;
    font-style: italic;
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

body.dark-mode .date-range {
    color: #dfdfdf;
}

.resume-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.resume-list li {
    padding-left: 20px;
    position: relative;
    margin-bottom: 6px;
    color: #555;
    font-size: 14px;
    line-height: 1.6;
    transition: color 0.3s ease;
}

body.dark-mode .resume-list li {
    color: #ffffff;
}

.resume-list li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #1a1a1a;
    font-weight: bold;
    transition: color 0.3s ease;
}

body.dark-mode .resume-list li:before {
    color: #ffffff;
}

.education-detail {
    color: #555;
    font-size: 14px;
    line-height: 1.7;
    margin-top: 10px;
    transition: color 0.3s ease;
}

body.dark-mode .education-detail {
    color: #ffffff;
}

.certification-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.certification-list li {
    padding: 10px 15px 10px 25px;
    background: #f8f9fa;
    margin-bottom: 10px;
    border-radius: 5px;
    font-size: 14px;
    color: #444;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid #e5e5e5;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

body.dark-mode .certification-list li {
    background: #2a2a2a;
    color: white;
    border-color: #444;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.certification-list li:hover {
    border-color: #1a1a1a;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

body.dark-mode .certification-list li:hover {
    border-color: #e0e0e0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.certification-list li::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid #1a1a1a;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    transition: border-left-color 0.3s ease;
}

body.dark-mode .certification-list li::before {
    border-left-color: #e0e0e0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

body.dark-mode .portfolio-card {
    background: #1a1a1a;
    border-color: #333;
}

.portfolio-card:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

body.dark-mode .portfolio-card:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.portfolio-icon {
    padding: 40px 30px 20px;
    text-align: center;
}

.portfolio-icon i {
    font-size: 50px;
    color: #1a1a1a;
    transition: color 0.3s ease;
}

body.dark-mode .portfolio-icon i {
    color: #e0e0e0;
}

.portfolio-content {
    padding: 0 30px 40px;
    text-align: center;
}

.portfolio-content h3 {
    font-size: 22px;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-weight: 700;
    transition: color 0.3s ease;
}

body.dark-mode .portfolio-content h3 {
    color: #e0e0e0;
}

.portfolio-content p {
    color: #666;
    font-size: 15px;
    line-height: 1.7;
    transition: color 0.3s ease;
}

body.dark-mode .portfolio-content p {
    color: #a0a0a0;
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    border-radius: 10px;
    color: #1a1a1a;
    font-size: 20px;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

body.dark-mode .contact-item i {
    background: #2a2a2a;
    color: #e0e0e0;
}

.contact-item-content h4 {
    font-size: 16px;
    color: #1a1a1a;
    margin-bottom: 5px;
    font-weight: 600;
    transition: color 0.3s ease;
}

body.dark-mode .contact-item-content h4 {
    color: #e0e0e0;
}

.contact-item-content p {
    color: #666;
    font-size: 15px;
    transition: color 0.3s ease;
}

body.dark-mode .contact-item-content p {
    color: #a0a0a0;
}

.contact-item-content a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

body.dark-mode .contact-item-content a {
    color: #a0a0a0;
}

.contact-item-content a:hover {
    color: #1a1a1a;
}

body.dark-mode .contact-item-content a:hover {
    color: #e0e0e0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e5e5e5;
    border-radius: 8px;
    background: white;
    color: #1a1a1a;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s ease;
}

body.dark-mode .form-group input,
body.dark-mode .form-group textarea {
    background: #2a2a2a;
    border-color: #444;
    color: #e0e0e0;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #1a1a1a;
    outline: none;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

body.dark-mode .form-group input:focus,
body.dark-mode .form-group textarea:focus {
    border-color: #e0e0e0;
    box-shadow: 0 0 0 3px rgba(224, 224, 224, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 5px;
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

#submitBtn.sending {
    background-color: #6c757d;
    cursor: not-allowed;
}

#submitBtn.sent {
    background-color: #28a745;
    cursor: default;
}

#submitBtn.error {
    background-color: #dc3545;
    cursor: pointer;
}


.fa-spin {
    animation: fa-spin 1s infinite linear;
}

@keyframes fa-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.contact-form button {
    padding: 15px;
    background: #1a1a1a;
    color: white;
    border: 2px solid #1a1a1a;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

body.dark-mode .contact-form button {
    background: #e0e0e0;
    color: #121212;
    border-color: #e0e0e0;
}

.contact-form button:hover {
    background: #1a1a1a;
    border-color: #1a1a1a;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(26, 26, 26, 0.3);
}

body.dark-mode .contact-form button:hover {
    background: #ffffff;
    color: #121212;
    border-color: #ffffff;
    box-shadow: 0 10px 25px rgba(224, 224, 224, 0.3);
}

.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
}

.close:hover {
    color: #ccc;
}

.footer {
    background: #1a1a1a;
    color: white;
    text-align: center;
    padding: 40px 8%;
    transition: background-color 0.3s ease;
}

body.dark-mode .footer {
    background: #0a0a0a;
}

.footer p {
    color: #999;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.dark-mode .footer p {
    color: #777;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 5%;
    }

    .nav-controls {
        gap: 10px;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 80px 30px 30px 30px;
        gap: 0;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
        box-shadow: 5px 0 25px rgba(0, 0, 0, 0.1);
        align-items: flex-start;
        justify-content: flex-start;
        margin: 0;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    body.dark-mode .nav-links {
        background: rgba(18, 18, 18, 0.98);
        box-shadow: 5px 0 25px rgba(0, 0, 0, 0.3);
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid #e5e5e5;
    }

    body.dark-mode .nav-links li {
        border-bottom-color: #333;
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        font-size: 16px;
        padding: 15px 0;
        display: block;
        width: 100%;
        text-align: left;
    }

    .nav-links a::after {
        display: none;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section {
        padding: 60px 5%;
    }

    .section-title {
        font-size: 32px;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .profile-card {
        position: relative;
        top: 0;
    }

    .about-description p {
        text-align: justify;
        text-justify: inter-word;
        hyphens: auto;
        word-spacing: -0.05em; 
    }

    .skills-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .resume-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .resume-section.education {
        margin-left: 0;
        padding-left: 25px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 12px 25px;
        font-size: 14px;
    }
    
    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}